Freigeist Team

Freigeist Team

  • Frank Thelen

    Frank Thelen

    Founder & CEO
    Technology, Design, Sales

    Frank is a European serial founder, technology investor and TV personality. Since 1994, he has founded and managed over 10 technology and design-driven companies. He is very well connected and very well known in Germany since he became a judge on the German version of the American prime-time TV-Show “Shark Tank”. Frank works with our founders on technology, design, team, sales, pr and fundraising.

    • linkedin
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    • web
  • Marc Sieberger

    Marc Sieberger

    Founder & COO/CFO
    Operations, Finance, Legal

    Marc has built and run operations as well as financial- and legal organizations in several companies. He led over fifty financing- and M&A transactions across multiple geographies. Marc studied at WHU, where he graduated with a double degree as Dipl. Kfm. and MBA. Marc works with our founders on operations, finance, marketing, and fundraising.

    • linkedin
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    • twitter
  • Alex Koch

    Alex Koch

    Founder & CTO
    Technology, Tech‑Teams

    Alex has built and led technology teams, designed and developed complex software solutions and advised many startups in technological challenges. Alex has a deep understanding of IT (software design, efficiency, and clouds), electronics and physics. In his role as co-founder and CTO of Freigeist, he works with our founders on choosing the best technology, building and growing teams, setting up the IT infrastructure and optimizing processes using appropriate software solutions.

    • linkedin
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    • twitter
  • Marcel Vogler

    Marcel Vogler

    Junior Partner
    Investment Manager

    Marcel obtained a Master’s degree from WHU while working at numerous startups and companies throughout his studies. As co-owner of several McDonald’s franchises he has a deep understanding of operations. In his role as Junior Partner at Freigeist he works with founders on scaling operations, boosting sales and streamlining finances.

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  • Niklas Hebborn

    Niklas Hebborn

    Junior Partner
    Investment Manager

    Niklas is an ESCP Europe Master graduate. He worked for digital and high-tech companies as a Roland Berger consultant and gained experience in Private Equity with Quadriga Capital. As a Head of International Business with PEC Group, he scaled up the company from 50 to 120 employees and accompanied the M&A sell-side process to Hilti AG. In his role as Junior Partner at Freigeist, he sources new deals and supports portfolio companies to realize their strategy.

    • linkedin
  • Lena Heßbrügge

    Lena Heßbrügge

    Head of Communications

    Lena holds a Bachelor's Degree in Literary, Cultural and Media Studies and has interned and freelanced in the fields of content creation and online marketing during her studies. She started her career at Freigeist as Frank’s personal assistant and has managed his PR and Brand as well as his book project „Startup-DNA“ which became a bestseller in Germany. She is now responsible for all communication related topics around Frank and Freigeist as well as supporting our portfolio companies with PR & Communications.

  • Agnes Wiszniewski-Azzouz

    Agnes Wiszniewski-Azzouz

    Head of Accounting

    Agnes studied Law at the University of Bonn and joined Freigeist in 2016. As Head of Accounting she is responsible for the day-to-day aspects of the company's accounting and reporting functions as well as various legal topics. In addition to her current evening studies in Business Administration, she assists the junior partners in the fields of marketing and HR, regarding Freigeist as well as our portfolio companies. Furthermore she is responsible for organizing and coordinating all Freigeist events.

  • Daniel Rauber

    Daniel Rauber

    Software Developer, Technology

    Daniel studied Computer Science at the University of Bonn and joined Freigeist as a software developer after working multiple years as a freelance developer for a multitude of companies and startups. At Freigeist, he evaluates technologies and supports our team and portfolio with software development, infrastructure management and technological know-how.

  • Svea Pinck

    Svea Pinck

    Executive Assistant

    Svea joined the Freigeist team after a Bachelors Degree from HSBA Hamburg and leading roles in sales and customer service for different fine food brands. She organises the busy schedules of the Freigeist team, assists in marketing and accounting topics and takes care of all backoffice tasks.

  • Hua-Jing Han

    Hua-Jing Han


    Hua-Jing, or “Jingjing” as she is called by everyone, holds a Master in Economics and is pursuing her PhD at the University of Bonn. She joined Freigeist part-time as an analyst and mainly assists Marcel, Niklas and Lena in various tasks, from PR/Communication to Investment Management/Deal Sourcing.